Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * |
| 3 | * Support for the mpeg transport stream transfers |
| 4 | * PCI function #2 of the cx2388x. |
| 5 | * |
Jelle Foks | f8de18d | 2008-11-20 07:07:45 -0300 | [diff] [blame] | 6 | * (c) 2004 Jelle Foks <jelle@foks.us> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * (c) 2004 Chris Pascoe <c.pascoe@itee.uq.edu.au> |
| 8 | * (c) 2004 Gerd Knorr <kraxel@bytesex.org> |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 23 | */ |
| 24 | |
| 25 | #include <linux/module.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 26 | #include <linux/slab.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | #include <linux/init.h> |
| 28 | #include <linux/device.h> |
Andrew Morton | c24228d | 2007-05-06 14:51:55 -0700 | [diff] [blame] | 29 | #include <linux/dma-mapping.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | #include <linux/interrupt.h> |
| 31 | #include <asm/delay.h> |
| 32 | |
| 33 | #include "cx88.h" |
| 34 | |
| 35 | /* ------------------------------------------------------------------ */ |
| 36 | |
| 37 | MODULE_DESCRIPTION("mpeg driver for cx2388x based TV cards"); |
Jelle Foks | f8de18d | 2008-11-20 07:07:45 -0300 | [diff] [blame] | 38 | MODULE_AUTHOR("Jelle Foks <jelle@foks.us>"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | MODULE_AUTHOR("Chris Pascoe <c.pascoe@itee.uq.edu.au>"); |
| 40 | MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); |
| 41 | MODULE_LICENSE("GPL"); |
| 42 | |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 43 | static unsigned int debug; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | module_param(debug,int,0644); |
| 45 | MODULE_PARM_DESC(debug,"enable debug messages [mpeg]"); |
| 46 | |
| 47 | #define dprintk(level,fmt, arg...) if (debug >= level) \ |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 48 | printk(KERN_DEBUG "%s/2-mpeg: " fmt, dev->core->name, ## arg) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 50 | #define mpeg_dbg(level,fmt, arg...) if (debug >= level) \ |
| 51 | printk(KERN_DEBUG "%s/2-mpeg: " fmt, core->name, ## arg) |
| 52 | |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 53 | #if defined(CONFIG_MODULES) && defined(MODULE) |
| 54 | static void request_module_async(struct work_struct *work) |
| 55 | { |
| 56 | struct cx8802_dev *dev=container_of(work, struct cx8802_dev, request_module_wk); |
Markus Rechberger | ced80c6 | 2007-04-27 12:31:07 -0300 | [diff] [blame] | 57 | |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 58 | if (dev->core->board.mpeg & CX88_MPEG_DVB) |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 59 | request_module("cx88-dvb"); |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 60 | if (dev->core->board.mpeg & CX88_MPEG_BLACKBIRD) |
Markus Rechberger | ced80c6 | 2007-04-27 12:31:07 -0300 | [diff] [blame] | 61 | request_module("cx88-blackbird"); |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | static void request_modules(struct cx8802_dev *dev) |
| 65 | { |
| 66 | INIT_WORK(&dev->request_module_wk, request_module_async); |
| 67 | schedule_work(&dev->request_module_wk); |
| 68 | } |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 69 | |
| 70 | static void flush_request_modules(struct cx8802_dev *dev) |
| 71 | { |
| 72 | flush_work_sync(&dev->request_module_wk); |
| 73 | } |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 74 | #else |
| 75 | #define request_modules(dev) |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 76 | #define flush_request_modules(dev) |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 77 | #endif /* CONFIG_MODULES */ |
| 78 | |
| 79 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 80 | static LIST_HEAD(cx8802_devlist); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 81 | /* ------------------------------------------------------------------ */ |
| 82 | |
| 83 | static int cx8802_start_dma(struct cx8802_dev *dev, |
| 84 | struct cx88_dmaqueue *q, |
| 85 | struct cx88_buffer *buf) |
| 86 | { |
| 87 | struct cx88_core *core = dev->core; |
| 88 | |
Trent Piepho | 7717cbe | 2007-10-14 02:52:16 -0300 | [diff] [blame] | 89 | dprintk(1, "cx8802_start_dma w: %d, h: %d, f: %d\n", |
| 90 | buf->vb.width, buf->vb.height, buf->vb.field); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | |
| 92 | /* setup fifo + format */ |
| 93 | cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH28], |
| 94 | dev->ts_packet_size, buf->risc.dma); |
| 95 | |
| 96 | /* write TS length to chip */ |
| 97 | cx_write(MO_TS_LNGTH, buf->vb.width); |
| 98 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 99 | /* FIXME: this needs a review. |
| 100 | * also: move to cx88-blackbird + cx88-dvb source files? */ |
| 101 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 102 | dprintk( 1, "core->active_type_id = 0x%08x\n", core->active_type_id); |
| 103 | |
| 104 | if ( (core->active_type_id == CX88_MPEG_DVB) && |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 105 | (core->board.mpeg & CX88_MPEG_DVB) ) { |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 106 | |
| 107 | dprintk( 1, "cx8802_start_dma doing .dvb\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | /* negedge driven & software reset */ |
Michael Krufky | f179849 | 2005-07-07 17:58:39 -0700 | [diff] [blame] | 109 | cx_write(TS_GEN_CNTRL, 0x0040 | dev->ts_gen_cntrl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 110 | udelay(100); |
| 111 | cx_write(MO_PINMUX_IO, 0x00); |
Steven Toth | 60464da | 2008-01-05 16:53:01 -0300 | [diff] [blame] | 112 | cx_write(TS_HW_SOP_CNTRL, 0x47<<16|188<<4|0x01); |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 113 | switch (core->boardnr) { |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 114 | case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q: |
| 115 | case CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T: |
| 116 | case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD: |
Rusty Scott | da215d2 | 2006-04-07 02:21:31 -0300 | [diff] [blame] | 117 | case CX88_BOARD_PCHDTV_HD5500: |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 118 | cx_write(TS_SOP_STAT, 1<<13); |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 119 | break; |
Dirk Herrendoerfer | 4f3ca2f1 | 2010-02-11 18:06:34 -0300 | [diff] [blame] | 120 | case CX88_BOARD_SAMSUNG_SMT_7020: |
| 121 | cx_write(TS_SOP_STAT, 0x00); |
| 122 | break; |
Steven Toth | 0fa14aa | 2006-01-09 15:25:02 -0200 | [diff] [blame] | 123 | case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1: |
| 124 | case CX88_BOARD_HAUPPAUGE_NOVASE2_S1: |
| 125 | cx_write(MO_PINMUX_IO, 0x88); /* Enable MPEG parallel IO and video signal pins */ |
| 126 | udelay(100); |
| 127 | break; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 128 | case CX88_BOARD_HAUPPAUGE_HVR1300: |
Sohail Syyed | 337ab6d | 2009-07-26 11:06:20 -0300 | [diff] [blame] | 129 | /* Enable MPEG parallel IO and video signal pins */ |
| 130 | cx_write(MO_PINMUX_IO, 0x88); |
| 131 | cx_write(TS_SOP_STAT, 0); |
| 132 | cx_write(TS_VALERR_CNTRL, 0); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 133 | break; |
Steven Toth | 60464da | 2008-01-05 16:53:01 -0300 | [diff] [blame] | 134 | case CX88_BOARD_PINNACLE_PCTV_HD_800i: |
Steven Toth | 4917019 | 2008-01-15 21:57:14 -0300 | [diff] [blame] | 135 | /* Enable MPEG parallel IO and video signal pins */ |
| 136 | cx_write(MO_PINMUX_IO, 0x88); |
| 137 | cx_write(TS_HW_SOP_CNTRL, (0x47 << 16) | (188 << 4)); |
| 138 | dev->ts_gen_cntrl = 5; |
| 139 | cx_write(TS_SOP_STAT, 0); |
| 140 | cx_write(TS_VALERR_CNTRL, 0); |
Steven Toth | 60464da | 2008-01-05 16:53:01 -0300 | [diff] [blame] | 141 | udelay(100); |
| 142 | break; |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 143 | default: |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 144 | cx_write(TS_SOP_STAT, 0x00); |
Mauro Carvalho Chehab | e52e98a | 2005-09-09 13:03:41 -0700 | [diff] [blame] | 145 | break; |
Michael Krufky | f179849 | 2005-07-07 17:58:39 -0700 | [diff] [blame] | 146 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 147 | cx_write(TS_GEN_CNTRL, dev->ts_gen_cntrl); |
| 148 | udelay(100); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 149 | } else if ( (core->active_type_id == CX88_MPEG_BLACKBIRD) && |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 150 | (core->board.mpeg & CX88_MPEG_BLACKBIRD) ) { |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 151 | dprintk( 1, "cx8802_start_dma doing .blackbird\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 152 | cx_write(MO_PINMUX_IO, 0x88); /* enable MPEG parallel IO */ |
| 153 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 154 | cx_write(TS_GEN_CNTRL, 0x46); /* punctured clock TS & posedge driven & software reset */ |
| 155 | udelay(100); |
| 156 | |
| 157 | cx_write(TS_HW_SOP_CNTRL, 0x408); /* mpeg start byte */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 158 | cx_write(TS_VALERR_CNTRL, 0x2000); |
| 159 | |
| 160 | cx_write(TS_GEN_CNTRL, 0x06); /* punctured clock TS & posedge driven */ |
| 161 | udelay(100); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 162 | } else { |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 163 | printk( "%s() Failed. Unsupported value in .mpeg (0x%08x)\n", __func__, |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 164 | core->board.mpeg ); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 165 | return -EINVAL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 167 | |
| 168 | /* reset counter */ |
| 169 | cx_write(MO_TS_GPCNTRL, GP_COUNT_CONTROL_RESET); |
| 170 | q->count = 1; |
| 171 | |
| 172 | /* enable irqs */ |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 173 | dprintk( 1, "setting the interrupt mask\n" ); |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 174 | cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_TSINT); |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 175 | cx_set(MO_TS_INTMSK, 0x1f0011); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 176 | |
| 177 | /* start dma */ |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 178 | cx_set(MO_DEV_CNTRL2, (1<<5)); |
| 179 | cx_set(MO_TS_DMACNTRL, 0x11); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 180 | return 0; |
| 181 | } |
| 182 | |
| 183 | static int cx8802_stop_dma(struct cx8802_dev *dev) |
| 184 | { |
| 185 | struct cx88_core *core = dev->core; |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 186 | dprintk( 1, "cx8802_stop_dma\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 187 | |
| 188 | /* stop dma */ |
| 189 | cx_clear(MO_TS_DMACNTRL, 0x11); |
| 190 | |
| 191 | /* disable irqs */ |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 192 | cx_clear(MO_PCI_INTMSK, PCI_INT_TSINT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 193 | cx_clear(MO_TS_INTMSK, 0x1f0011); |
| 194 | |
| 195 | /* Reset the controller */ |
| 196 | cx_write(TS_GEN_CNTRL, 0xcd); |
| 197 | return 0; |
| 198 | } |
| 199 | |
| 200 | static int cx8802_restart_queue(struct cx8802_dev *dev, |
| 201 | struct cx88_dmaqueue *q) |
| 202 | { |
| 203 | struct cx88_buffer *buf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 205 | dprintk( 1, "cx8802_restart_queue\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 206 | if (list_empty(&q->active)) |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 207 | { |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 208 | struct cx88_buffer *prev; |
| 209 | prev = NULL; |
Jelle Foks | f14ac0b | 2006-03-09 17:44:07 -0300 | [diff] [blame] | 210 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 211 | dprintk(1, "cx8802_restart_queue: queue is empty\n" ); |
Jelle Foks | f14ac0b | 2006-03-09 17:44:07 -0300 | [diff] [blame] | 212 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 213 | for (;;) { |
| 214 | if (list_empty(&q->queued)) |
| 215 | return 0; |
| 216 | buf = list_entry(q->queued.next, struct cx88_buffer, vb.queue); |
| 217 | if (NULL == prev) { |
| 218 | list_del(&buf->vb.queue); |
| 219 | list_add_tail(&buf->vb.queue,&q->active); |
| 220 | cx8802_start_dma(dev, q, buf); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 221 | buf->vb.state = VIDEOBUF_ACTIVE; |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 222 | buf->count = q->count++; |
| 223 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); |
| 224 | dprintk(1,"[%p/%d] restart_queue - first active\n", |
| 225 | buf,buf->vb.i); |
Jelle Foks | f14ac0b | 2006-03-09 17:44:07 -0300 | [diff] [blame] | 226 | |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 227 | } else if (prev->vb.width == buf->vb.width && |
| 228 | prev->vb.height == buf->vb.height && |
| 229 | prev->fmt == buf->fmt) { |
| 230 | list_del(&buf->vb.queue); |
| 231 | list_add_tail(&buf->vb.queue,&q->active); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 232 | buf->vb.state = VIDEOBUF_ACTIVE; |
Michael Krufky | b930e1d | 2007-08-27 18:16:54 -0300 | [diff] [blame] | 233 | buf->count = q->count++; |
| 234 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); |
| 235 | dprintk(1,"[%p/%d] restart_queue - move to active\n", |
| 236 | buf,buf->vb.i); |
| 237 | } else { |
| 238 | return 0; |
| 239 | } |
| 240 | prev = buf; |
| 241 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 242 | return 0; |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 243 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | |
| 245 | buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); |
| 246 | dprintk(2,"restart_queue [%p/%d]: restart dma\n", |
| 247 | buf, buf->vb.i); |
| 248 | cx8802_start_dma(dev, q, buf); |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 249 | list_for_each_entry(buf, &q->active, vb.queue) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 250 | buf->count = q->count++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 251 | mod_timer(&q->timeout, jiffies+BUFFER_TIMEOUT); |
| 252 | return 0; |
| 253 | } |
| 254 | |
| 255 | /* ------------------------------------------------------------------ */ |
| 256 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 257 | int cx8802_buf_prepare(struct videobuf_queue *q, struct cx8802_dev *dev, |
| 258 | struct cx88_buffer *buf, enum v4l2_field field) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 259 | { |
| 260 | int size = dev->ts_packet_size * dev->ts_packet_count; |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 261 | struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 262 | int rc; |
| 263 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 264 | dprintk(1, "%s: %p\n", __func__, buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 265 | if (0 != buf->vb.baddr && buf->vb.bsize < size) |
| 266 | return -EINVAL; |
| 267 | |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 268 | if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 269 | buf->vb.width = dev->ts_packet_size; |
| 270 | buf->vb.height = dev->ts_packet_count; |
| 271 | buf->vb.size = size; |
Catalin Climov | 3162942 | 2005-11-08 21:36:17 -0800 | [diff] [blame] | 272 | buf->vb.field = field /*V4L2_FIELD_TOP*/; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 273 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 274 | if (0 != (rc = videobuf_iolock(q,&buf->vb,NULL))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 275 | goto fail; |
| 276 | cx88_risc_databuffer(dev->pci, &buf->risc, |
Mauro Carvalho Chehab | c1accaa | 2007-08-23 16:37:49 -0300 | [diff] [blame] | 277 | dma->sglist, |
Trent Piepho | 05b2723 | 2007-08-24 01:06:34 -0300 | [diff] [blame] | 278 | buf->vb.width, buf->vb.height, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 279 | } |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 280 | buf->vb.state = VIDEOBUF_PREPARED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 281 | return 0; |
| 282 | |
| 283 | fail: |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 284 | cx88_free_buffer(q,buf); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 285 | return rc; |
| 286 | } |
| 287 | |
| 288 | void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf) |
| 289 | { |
| 290 | struct cx88_buffer *prev; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 291 | struct cx88_dmaqueue *cx88q = &dev->mpegq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 292 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 293 | dprintk( 1, "cx8802_buf_queue\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 294 | /* add jump to stopper */ |
| 295 | buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 296 | buf->risc.jmp[1] = cpu_to_le32(cx88q->stopper.dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 297 | |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 298 | if (list_empty(&cx88q->active)) { |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 299 | dprintk( 1, "queue is empty - first active\n" ); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 300 | list_add_tail(&buf->vb.queue,&cx88q->active); |
| 301 | cx8802_start_dma(dev, cx88q, buf); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 302 | buf->vb.state = VIDEOBUF_ACTIVE; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 303 | buf->count = cx88q->count++; |
| 304 | mod_timer(&cx88q->timeout, jiffies+BUFFER_TIMEOUT); |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 305 | dprintk(1,"[%p/%d] %s - first active\n", |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 306 | buf, buf->vb.i, __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 307 | |
| 308 | } else { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 309 | dprintk( 1, "queue is not empty - append to active\n" ); |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 310 | prev = list_entry(cx88q->active.prev, struct cx88_buffer, vb.queue); |
| 311 | list_add_tail(&buf->vb.queue,&cx88q->active); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 312 | buf->vb.state = VIDEOBUF_ACTIVE; |
Mauro Carvalho Chehab | c7b0ac0 | 2006-03-10 12:29:15 -0300 | [diff] [blame] | 313 | buf->count = cx88q->count++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 314 | prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 315 | dprintk( 1, "[%p/%d] %s - append to active\n", |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 316 | buf, buf->vb.i, __func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 317 | } |
| 318 | } |
| 319 | |
| 320 | /* ----------------------------------------------------------- */ |
| 321 | |
lawrence rust | 2e4e98e | 2010-08-25 09:50:20 -0300 | [diff] [blame] | 322 | static void do_cancel_buffers(struct cx8802_dev *dev, const char *reason, int restart) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 323 | { |
| 324 | struct cx88_dmaqueue *q = &dev->mpegq; |
| 325 | struct cx88_buffer *buf; |
| 326 | unsigned long flags; |
| 327 | |
| 328 | spin_lock_irqsave(&dev->slock,flags); |
| 329 | while (!list_empty(&q->active)) { |
| 330 | buf = list_entry(q->active.next, struct cx88_buffer, vb.queue); |
| 331 | list_del(&buf->vb.queue); |
Brandon Philips | 0fc0686 | 2007-11-06 20:02:36 -0300 | [diff] [blame] | 332 | buf->vb.state = VIDEOBUF_ERROR; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 333 | wake_up(&buf->vb.done); |
| 334 | dprintk(1,"[%p/%d] %s - dma=0x%08lx\n", |
| 335 | buf, buf->vb.i, reason, (unsigned long)buf->risc.dma); |
| 336 | } |
| 337 | if (restart) |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 338 | { |
Trent Piepho | 76d313b | 2006-04-10 09:27:08 -0300 | [diff] [blame] | 339 | dprintk(1, "restarting queue\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 340 | cx8802_restart_queue(dev,q); |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 341 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 342 | spin_unlock_irqrestore(&dev->slock,flags); |
| 343 | } |
| 344 | |
| 345 | void cx8802_cancel_buffers(struct cx8802_dev *dev) |
| 346 | { |
| 347 | struct cx88_dmaqueue *q = &dev->mpegq; |
| 348 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 349 | dprintk( 1, "cx8802_cancel_buffers" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 350 | del_timer_sync(&q->timeout); |
| 351 | cx8802_stop_dma(dev); |
| 352 | do_cancel_buffers(dev,"cancel",0); |
| 353 | } |
| 354 | |
| 355 | static void cx8802_timeout(unsigned long data) |
| 356 | { |
| 357 | struct cx8802_dev *dev = (struct cx8802_dev*)data; |
| 358 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 359 | dprintk(1, "%s\n",__func__); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 360 | |
| 361 | if (debug) |
| 362 | cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH28]); |
| 363 | cx8802_stop_dma(dev); |
| 364 | do_cancel_buffers(dev,"timeout",1); |
| 365 | } |
| 366 | |
lawrence rust | 2e4e98e | 2010-08-25 09:50:20 -0300 | [diff] [blame] | 367 | static const char * cx88_mpeg_irqs[32] = { |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 368 | "ts_risci1", NULL, NULL, NULL, |
| 369 | "ts_risci2", NULL, NULL, NULL, |
| 370 | "ts_oflow", NULL, NULL, NULL, |
| 371 | "ts_sync", NULL, NULL, NULL, |
| 372 | "opc_err", "par_err", "rip_err", "pci_abort", |
| 373 | "ts_err?", |
| 374 | }; |
| 375 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 376 | static void cx8802_mpeg_irq(struct cx8802_dev *dev) |
| 377 | { |
| 378 | struct cx88_core *core = dev->core; |
| 379 | u32 status, mask, count; |
| 380 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 381 | dprintk( 1, "cx8802_mpeg_irq\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 382 | status = cx_read(MO_TS_INTSTAT); |
| 383 | mask = cx_read(MO_TS_INTMSK); |
| 384 | if (0 == (status & mask)) |
| 385 | return; |
| 386 | |
| 387 | cx_write(MO_TS_INTSTAT, status); |
Mauro Carvalho Chehab | 41ef7c1 | 2005-07-12 13:58:44 -0700 | [diff] [blame] | 388 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 389 | if (debug || (status & mask & ~0xff)) |
| 390 | cx88_print_irqbits(core->name, "irq mpeg ", |
Mauro Carvalho Chehab | 66623a0 | 2007-03-29 08:47:04 -0300 | [diff] [blame] | 391 | cx88_mpeg_irqs, ARRAY_SIZE(cx88_mpeg_irqs), |
| 392 | status, mask); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 393 | |
| 394 | /* risc op code error */ |
| 395 | if (status & (1 << 16)) { |
| 396 | printk(KERN_WARNING "%s: mpeg risc op code error\n",core->name); |
| 397 | cx_clear(MO_TS_DMACNTRL, 0x11); |
| 398 | cx88_sram_channel_dump(dev->core, &cx88_sram_channels[SRAM_CH28]); |
| 399 | } |
| 400 | |
| 401 | /* risc1 y */ |
| 402 | if (status & 0x01) { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 403 | dprintk( 1, "wake up\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 404 | spin_lock(&dev->slock); |
| 405 | count = cx_read(MO_TS_GPCNT); |
| 406 | cx88_wakeup(dev->core, &dev->mpegq, count); |
| 407 | spin_unlock(&dev->slock); |
| 408 | } |
| 409 | |
| 410 | /* risc2 y */ |
| 411 | if (status & 0x10) { |
| 412 | spin_lock(&dev->slock); |
| 413 | cx8802_restart_queue(dev,&dev->mpegq); |
| 414 | spin_unlock(&dev->slock); |
| 415 | } |
| 416 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 417 | /* other general errors */ |
| 418 | if (status & 0x1f0100) { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 419 | dprintk( 0, "general errors: 0x%08x\n", status & 0x1f0100 ); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 420 | spin_lock(&dev->slock); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 421 | cx8802_stop_dma(dev); |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 422 | cx8802_restart_queue(dev,&dev->mpegq); |
| 423 | spin_unlock(&dev->slock); |
| 424 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 425 | } |
| 426 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 427 | #define MAX_IRQ_LOOP 10 |
| 428 | |
David Howells | 7d12e78 | 2006-10-05 14:55:46 +0100 | [diff] [blame] | 429 | static irqreturn_t cx8802_irq(int irq, void *dev_id) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | { |
| 431 | struct cx8802_dev *dev = dev_id; |
| 432 | struct cx88_core *core = dev->core; |
| 433 | u32 status; |
| 434 | int loop, handled = 0; |
| 435 | |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 436 | for (loop = 0; loop < MAX_IRQ_LOOP; loop++) { |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 437 | status = cx_read(MO_PCI_INTSTAT) & |
| 438 | (core->pci_irqmask | PCI_INT_TSINT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 439 | if (0 == status) |
| 440 | goto out; |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 441 | dprintk( 1, "cx8802_irq\n" ); |
| 442 | dprintk( 1, " loop: %d/%d\n", loop, MAX_IRQ_LOOP ); |
| 443 | dprintk( 1, " status: %d\n", status ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 444 | handled = 1; |
| 445 | cx_write(MO_PCI_INTSTAT, status); |
| 446 | |
| 447 | if (status & core->pci_irqmask) |
| 448 | cx88_core_irq(core,status); |
Trent Piepho | 8ddac9e | 2007-08-18 06:57:55 -0300 | [diff] [blame] | 449 | if (status & PCI_INT_TSINT) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | cx8802_mpeg_irq(dev); |
| 451 | }; |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 452 | if (MAX_IRQ_LOOP == loop) { |
| 453 | dprintk( 0, "clearing mask\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 454 | printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n", |
| 455 | core->name); |
| 456 | cx_write(MO_PCI_INTMSK,0); |
| 457 | } |
| 458 | |
| 459 | out: |
| 460 | return IRQ_RETVAL(handled); |
| 461 | } |
| 462 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 463 | static int cx8802_init_common(struct cx8802_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 464 | { |
| 465 | struct cx88_core *core = dev->core; |
| 466 | int err; |
| 467 | |
| 468 | /* pci init */ |
| 469 | if (pci_enable_device(dev->pci)) |
| 470 | return -EIO; |
| 471 | pci_set_master(dev->pci); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 472 | if (!pci_dma_supported(dev->pci,DMA_BIT_MASK(32))) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 473 | printk("%s/2: Oops: no 32bit PCI DMA ???\n",dev->core->name); |
| 474 | return -EIO; |
| 475 | } |
| 476 | |
Bjørn Mork | abd34d8 | 2011-03-21 11:35:56 -0300 | [diff] [blame] | 477 | dev->pci_rev = dev->pci->revision; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 478 | pci_read_config_byte(dev->pci, PCI_LATENCY_TIMER, &dev->pci_lat); |
| 479 | printk(KERN_INFO "%s/2: found at %s, rev: %d, irq: %d, " |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 480 | "latency: %d, mmio: 0x%llx\n", dev->core->name, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 481 | pci_name(dev->pci), dev->pci_rev, dev->pci->irq, |
Greg Kroah-Hartman | 228aef6 | 2006-06-12 15:16:52 -0700 | [diff] [blame] | 482 | dev->pci_lat,(unsigned long long)pci_resource_start(dev->pci,0)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 483 | |
| 484 | /* initialize driver struct */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 485 | spin_lock_init(&dev->slock); |
| 486 | |
| 487 | /* init dma queue */ |
| 488 | INIT_LIST_HEAD(&dev->mpegq.active); |
| 489 | INIT_LIST_HEAD(&dev->mpegq.queued); |
| 490 | dev->mpegq.timeout.function = cx8802_timeout; |
| 491 | dev->mpegq.timeout.data = (unsigned long)dev; |
| 492 | init_timer(&dev->mpegq.timeout); |
| 493 | cx88_risc_stopper(dev->pci,&dev->mpegq.stopper, |
| 494 | MO_TS_DMACNTRL,0x11,0x00); |
| 495 | |
| 496 | /* get irq */ |
| 497 | err = request_irq(dev->pci->irq, cx8802_irq, |
Thomas Gleixner | 8076fe3 | 2006-07-01 19:29:37 -0700 | [diff] [blame] | 498 | IRQF_SHARED | IRQF_DISABLED, dev->core->name, dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 499 | if (err < 0) { |
| 500 | printk(KERN_ERR "%s: can't get IRQ %d\n", |
| 501 | dev->core->name, dev->pci->irq); |
| 502 | return err; |
| 503 | } |
| 504 | cx_set(MO_PCI_INTMSK, core->pci_irqmask); |
| 505 | |
| 506 | /* everything worked */ |
| 507 | pci_set_drvdata(dev->pci,dev); |
| 508 | return 0; |
| 509 | } |
| 510 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 511 | static void cx8802_fini_common(struct cx8802_dev *dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 512 | { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 513 | dprintk( 2, "cx8802_fini_common\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 514 | cx8802_stop_dma(dev); |
| 515 | pci_disable_device(dev->pci); |
| 516 | |
| 517 | /* unregister stuff */ |
| 518 | free_irq(dev->pci->irq, dev); |
| 519 | pci_set_drvdata(dev->pci, NULL); |
| 520 | |
| 521 | /* free memory */ |
| 522 | btcx_riscmem_free(dev->pci,&dev->mpegq.stopper); |
| 523 | } |
| 524 | |
| 525 | /* ----------------------------------------------------------- */ |
| 526 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 527 | static int cx8802_suspend_common(struct pci_dev *pci_dev, pm_message_t state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 528 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 529 | struct cx8802_dev *dev = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 530 | struct cx88_core *core = dev->core; |
| 531 | |
| 532 | /* stop mpeg dma */ |
| 533 | spin_lock(&dev->slock); |
| 534 | if (!list_empty(&dev->mpegq.active)) { |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 535 | dprintk( 2, "suspend\n" ); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 536 | printk("%s: suspend mpeg\n", core->name); |
| 537 | cx8802_stop_dma(dev); |
| 538 | del_timer(&dev->mpegq.timeout); |
| 539 | } |
| 540 | spin_unlock(&dev->slock); |
| 541 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 542 | /* FIXME -- shutdown device */ |
| 543 | cx88_shutdown(dev->core); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 544 | |
| 545 | pci_save_state(pci_dev); |
| 546 | if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { |
| 547 | pci_disable_device(pci_dev); |
| 548 | dev->state.disabled = 1; |
| 549 | } |
| 550 | return 0; |
| 551 | } |
| 552 | |
Adrian Bunk | a2fbaa5 | 2007-11-05 14:07:22 -0300 | [diff] [blame] | 553 | static int cx8802_resume_common(struct pci_dev *pci_dev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 554 | { |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 555 | struct cx8802_dev *dev = pci_get_drvdata(pci_dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 556 | struct cx88_core *core = dev->core; |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 557 | int err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 558 | |
| 559 | if (dev->state.disabled) { |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 560 | err=pci_enable_device(pci_dev); |
| 561 | if (err) { |
| 562 | printk(KERN_ERR "%s: can't enable device\n", |
| 563 | dev->core->name); |
| 564 | return err; |
| 565 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 566 | dev->state.disabled = 0; |
| 567 | } |
Mauro Carvalho Chehab | 08adb9e | 2005-09-09 13:03:55 -0700 | [diff] [blame] | 568 | err=pci_set_power_state(pci_dev, PCI_D0); |
| 569 | if (err) { |
| 570 | printk(KERN_ERR "%s: can't enable device\n", |
| 571 | dev->core->name); |
| 572 | pci_disable_device(pci_dev); |
| 573 | dev->state.disabled = 1; |
| 574 | |
| 575 | return err; |
| 576 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 577 | pci_restore_state(pci_dev); |
| 578 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 579 | /* FIXME: re-initialize hardware */ |
| 580 | cx88_reset(dev->core); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 581 | |
| 582 | /* restart video+vbi capture */ |
| 583 | spin_lock(&dev->slock); |
| 584 | if (!list_empty(&dev->mpegq.active)) { |
| 585 | printk("%s: resume mpeg\n", core->name); |
| 586 | cx8802_restart_queue(dev,&dev->mpegq); |
| 587 | } |
| 588 | spin_unlock(&dev->slock); |
| 589 | |
| 590 | return 0; |
| 591 | } |
| 592 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 593 | struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype) |
| 594 | { |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 595 | struct cx8802_driver *d; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 596 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 597 | list_for_each_entry(d, &dev->drvlist, drvlist) |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 598 | if (d->type_id == btype) |
| 599 | return d; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 600 | |
| 601 | return NULL; |
| 602 | } |
| 603 | |
| 604 | /* Driver asked for hardware access. */ |
Adrian Bunk | 9df2ead | 2007-05-01 08:35:10 -0300 | [diff] [blame] | 605 | static int cx8802_request_acquire(struct cx8802_driver *drv) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 606 | { |
| 607 | struct cx88_core *core = drv->core; |
Istvan Varga | d922b8e | 2010-03-27 09:47:45 -0300 | [diff] [blame] | 608 | unsigned int i; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 609 | |
| 610 | /* Fail a request for hardware if the device is busy. */ |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 611 | if (core->active_type_id != CX88_BOARD_NONE && |
| 612 | core->active_type_id != drv->type_id) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 613 | return -EBUSY; |
| 614 | |
Istvan Varga | d922b8e | 2010-03-27 09:47:45 -0300 | [diff] [blame] | 615 | core->input = 0; |
| 616 | for (i = 0; |
| 617 | i < (sizeof(core->board.input) / sizeof(struct cx88_input)); |
| 618 | i++) { |
| 619 | if (core->board.input[i].type == CX88_VMUX_DVB) { |
| 620 | core->input = i; |
| 621 | break; |
| 622 | } |
| 623 | } |
Mauro Carvalho Chehab | c2cb8fc | 2008-04-22 14:45:14 -0300 | [diff] [blame] | 624 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 625 | if (drv->advise_acquire) |
| 626 | { |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 627 | mutex_lock(&drv->core->lock); |
Ricardo Cerqueira | baff6cd | 2008-02-13 22:41:15 -0300 | [diff] [blame] | 628 | core->active_ref++; |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 629 | if (core->active_type_id == CX88_BOARD_NONE) { |
| 630 | core->active_type_id = drv->type_id; |
| 631 | drv->advise_acquire(drv); |
| 632 | } |
| 633 | mutex_unlock(&drv->core->lock); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 634 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 635 | mpeg_dbg(1,"%s() Post acquire GPIO=%x\n", __func__, cx_read(MO_GP0_IO)); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 636 | } |
| 637 | |
| 638 | return 0; |
| 639 | } |
| 640 | |
| 641 | /* Driver asked to release hardware. */ |
Adrian Bunk | 9df2ead | 2007-05-01 08:35:10 -0300 | [diff] [blame] | 642 | static int cx8802_request_release(struct cx8802_driver *drv) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 643 | { |
| 644 | struct cx88_core *core = drv->core; |
| 645 | |
Ricardo Cerqueira | baff6cd | 2008-02-13 22:41:15 -0300 | [diff] [blame] | 646 | mutex_lock(&drv->core->lock); |
Roland Stoll | 27d0fe1 | 2008-02-11 13:00:34 -0300 | [diff] [blame] | 647 | if (drv->advise_release && --core->active_ref == 0) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 648 | { |
| 649 | drv->advise_release(drv); |
| 650 | core->active_type_id = CX88_BOARD_NONE; |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 651 | mpeg_dbg(1,"%s() Post release GPIO=%x\n", __func__, cx_read(MO_GP0_IO)); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 652 | } |
Ricardo Cerqueira | baff6cd | 2008-02-13 22:41:15 -0300 | [diff] [blame] | 653 | mutex_unlock(&drv->core->lock); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 654 | |
| 655 | return 0; |
| 656 | } |
| 657 | |
| 658 | static int cx8802_check_driver(struct cx8802_driver *drv) |
| 659 | { |
| 660 | if (drv == NULL) |
| 661 | return -ENODEV; |
| 662 | |
| 663 | if ((drv->type_id != CX88_MPEG_DVB) && |
| 664 | (drv->type_id != CX88_MPEG_BLACKBIRD)) |
| 665 | return -EINVAL; |
| 666 | |
| 667 | if ((drv->hw_access != CX8802_DRVCTL_SHARED) && |
| 668 | (drv->hw_access != CX8802_DRVCTL_EXCLUSIVE)) |
| 669 | return -EINVAL; |
| 670 | |
| 671 | if ((drv->probe == NULL) || |
| 672 | (drv->remove == NULL) || |
| 673 | (drv->advise_acquire == NULL) || |
| 674 | (drv->advise_release == NULL)) |
| 675 | return -EINVAL; |
| 676 | |
| 677 | return 0; |
| 678 | } |
| 679 | |
| 680 | int cx8802_register_driver(struct cx8802_driver *drv) |
| 681 | { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 682 | struct cx8802_dev *dev; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 683 | struct cx8802_driver *driver; |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 684 | int err, i = 0; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 685 | |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 686 | printk(KERN_INFO |
| 687 | "cx88/2: registering cx8802 driver, type: %s access: %s\n", |
| 688 | drv->type_id == CX88_MPEG_DVB ? "dvb" : "blackbird", |
| 689 | drv->hw_access == CX8802_DRVCTL_SHARED ? "shared" : "exclusive"); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 690 | |
| 691 | if ((err = cx8802_check_driver(drv)) != 0) { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 692 | printk(KERN_ERR "cx88/2: cx8802_driver is invalid\n"); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 693 | return err; |
| 694 | } |
| 695 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 696 | list_for_each_entry(dev, &cx8802_devlist, devlist) { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 697 | printk(KERN_INFO |
| 698 | "%s/2: subsystem: %04x:%04x, board: %s [card=%d]\n", |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 699 | dev->core->name, dev->pci->subsystem_vendor, |
| 700 | dev->pci->subsystem_device, dev->core->board.name, |
| 701 | dev->core->boardnr); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 702 | |
| 703 | /* Bring up a new struct for each driver instance */ |
| 704 | driver = kzalloc(sizeof(*drv),GFP_KERNEL); |
| 705 | if (driver == NULL) |
| 706 | return -ENOMEM; |
| 707 | |
| 708 | /* Snapshot of the driver registration data */ |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 709 | drv->core = dev->core; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 710 | drv->suspend = cx8802_suspend_common; |
| 711 | drv->resume = cx8802_resume_common; |
| 712 | drv->request_acquire = cx8802_request_acquire; |
| 713 | drv->request_release = cx8802_request_release; |
| 714 | memcpy(driver, drv, sizeof(*driver)); |
| 715 | |
| 716 | err = drv->probe(driver); |
| 717 | if (err == 0) { |
Steven Toth | 019391e4 | 2006-10-06 21:29:25 -0300 | [diff] [blame] | 718 | i++; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 719 | mutex_lock(&drv->core->lock); |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 720 | list_add_tail(&driver->drvlist, &dev->drvlist); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 721 | mutex_unlock(&drv->core->lock); |
| 722 | } else { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 723 | printk(KERN_ERR |
| 724 | "%s/2: cx8802 probe failed, err = %d\n", |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 725 | dev->core->name, err); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 726 | } |
| 727 | |
| 728 | } |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 729 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 730 | return i ? 0 : -ENODEV; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 731 | } |
| 732 | |
| 733 | int cx8802_unregister_driver(struct cx8802_driver *drv) |
| 734 | { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 735 | struct cx8802_dev *dev; |
| 736 | struct cx8802_driver *d, *dtmp; |
| 737 | int err = 0; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 738 | |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 739 | printk(KERN_INFO |
| 740 | "cx88/2: unregistering cx8802 driver, type: %s access: %s\n", |
| 741 | drv->type_id == CX88_MPEG_DVB ? "dvb" : "blackbird", |
| 742 | drv->hw_access == CX8802_DRVCTL_SHARED ? "shared" : "exclusive"); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 743 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 744 | list_for_each_entry(dev, &cx8802_devlist, devlist) { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 745 | printk(KERN_INFO |
| 746 | "%s/2: subsystem: %04x:%04x, board: %s [card=%d]\n", |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 747 | dev->core->name, dev->pci->subsystem_vendor, |
| 748 | dev->pci->subsystem_device, dev->core->board.name, |
| 749 | dev->core->boardnr); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 750 | |
Jonathan Nieder | 8a317a8 | 2011-05-01 06:29:16 -0300 | [diff] [blame^] | 751 | mutex_lock(&dev->core->lock); |
| 752 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 753 | list_for_each_entry_safe(d, dtmp, &dev->drvlist, drvlist) { |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 754 | /* only unregister the correct driver type */ |
| 755 | if (d->type_id != drv->type_id) |
| 756 | continue; |
| 757 | |
| 758 | err = d->remove(d); |
| 759 | if (err == 0) { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 760 | list_del(&d->drvlist); |
Trent Piepho | a04036a | 2007-10-05 11:28:09 -0300 | [diff] [blame] | 761 | kfree(d); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 762 | } else |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 763 | printk(KERN_ERR "%s/2: cx8802 driver remove " |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 764 | "failed (%d)\n", dev->core->name, err); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 765 | } |
| 766 | |
Jonathan Nieder | 8a317a8 | 2011-05-01 06:29:16 -0300 | [diff] [blame^] | 767 | mutex_unlock(&dev->core->lock); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 768 | } |
| 769 | |
| 770 | return err; |
| 771 | } |
| 772 | |
| 773 | /* ----------------------------------------------------------- */ |
| 774 | static int __devinit cx8802_probe(struct pci_dev *pci_dev, |
| 775 | const struct pci_device_id *pci_id) |
| 776 | { |
| 777 | struct cx8802_dev *dev; |
| 778 | struct cx88_core *core; |
Darron Broad | 9212a57 | 2008-10-21 10:42:00 -0300 | [diff] [blame] | 779 | int err; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 780 | |
| 781 | /* general setup */ |
| 782 | core = cx88_core_get(pci_dev); |
| 783 | if (NULL == core) |
| 784 | return -EINVAL; |
| 785 | |
| 786 | printk("%s/2: cx2388x 8802 Driver Manager\n", core->name); |
| 787 | |
| 788 | err = -ENODEV; |
Trent Piepho | 6a59d64 | 2007-08-15 14:41:57 -0300 | [diff] [blame] | 789 | if (!core->board.mpeg) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 790 | goto fail_core; |
| 791 | |
| 792 | err = -ENOMEM; |
| 793 | dev = kzalloc(sizeof(*dev),GFP_KERNEL); |
| 794 | if (NULL == dev) |
| 795 | goto fail_core; |
| 796 | dev->pci = pci_dev; |
| 797 | dev->core = core; |
| 798 | |
Mauro Carvalho Chehab | e32fadc | 2009-01-06 16:06:07 -0300 | [diff] [blame] | 799 | /* Maintain a reference so cx88-video can query the 8802 device. */ |
| 800 | core->dvbdev = dev; |
| 801 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 802 | err = cx8802_init_common(dev); |
| 803 | if (err != 0) |
| 804 | goto fail_free; |
| 805 | |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 806 | INIT_LIST_HEAD(&dev->drvlist); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 807 | list_add_tail(&dev->devlist,&cx8802_devlist); |
| 808 | |
Markus Rechberger | 77b7477 | 2007-04-27 12:31:06 -0300 | [diff] [blame] | 809 | /* now autoload cx88-dvb or cx88-blackbird */ |
| 810 | request_modules(dev); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 811 | return 0; |
| 812 | |
| 813 | fail_free: |
| 814 | kfree(dev); |
| 815 | fail_core: |
Mauro Carvalho Chehab | e32fadc | 2009-01-06 16:06:07 -0300 | [diff] [blame] | 816 | core->dvbdev = NULL; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 817 | cx88_core_put(core,pci_dev); |
| 818 | return err; |
| 819 | } |
| 820 | |
| 821 | static void __devexit cx8802_remove(struct pci_dev *pci_dev) |
| 822 | { |
| 823 | struct cx8802_dev *dev; |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 824 | |
| 825 | dev = pci_get_drvdata(pci_dev); |
| 826 | |
Harvey Harrison | 32d83ef | 2008-04-08 23:20:00 -0300 | [diff] [blame] | 827 | dprintk( 1, "%s\n", __func__); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 828 | |
Tejun Heo | 707bcf3 | 2010-12-24 16:14:20 +0100 | [diff] [blame] | 829 | flush_request_modules(dev); |
| 830 | |
Jonathan Nieder | 8a317a8 | 2011-05-01 06:29:16 -0300 | [diff] [blame^] | 831 | mutex_lock(&dev->core->lock); |
| 832 | |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 833 | if (!list_empty(&dev->drvlist)) { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 834 | struct cx8802_driver *drv, *tmp; |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 835 | int err; |
| 836 | |
| 837 | printk(KERN_WARNING "%s/2: Trying to remove cx8802 driver " |
| 838 | "while cx8802 sub-drivers still loaded?!\n", |
| 839 | dev->core->name); |
| 840 | |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 841 | list_for_each_entry_safe(drv, tmp, &dev->drvlist, drvlist) { |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 842 | err = drv->remove(drv); |
| 843 | if (err == 0) { |
Trent Piepho | 89a4794 | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 844 | list_del(&drv->drvlist); |
Trent Piepho | 081c2fc | 2007-10-14 02:52:17 -0300 | [diff] [blame] | 845 | } else |
| 846 | printk(KERN_ERR "%s/2: cx8802 driver remove " |
| 847 | "failed (%d)\n", dev->core->name, err); |
Trent Piepho | a04036a | 2007-10-05 11:28:09 -0300 | [diff] [blame] | 848 | kfree(drv); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 849 | } |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 850 | } |
| 851 | |
Jonathan Nieder | 8a317a8 | 2011-05-01 06:29:16 -0300 | [diff] [blame^] | 852 | mutex_unlock(&dev->core->lock); |
| 853 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 854 | /* Destroy any 8802 reference. */ |
| 855 | dev->core->dvbdev = NULL; |
| 856 | |
| 857 | /* common */ |
| 858 | cx8802_fini_common(dev); |
| 859 | cx88_core_put(dev->core,dev->pci); |
| 860 | kfree(dev); |
| 861 | } |
| 862 | |
lawrence rust | 2e4e98e | 2010-08-25 09:50:20 -0300 | [diff] [blame] | 863 | static const struct pci_device_id cx8802_pci_tbl[] = { |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 864 | { |
| 865 | .vendor = 0x14f1, |
| 866 | .device = 0x8802, |
| 867 | .subvendor = PCI_ANY_ID, |
| 868 | .subdevice = PCI_ANY_ID, |
| 869 | },{ |
| 870 | /* --- end of list --- */ |
| 871 | } |
| 872 | }; |
| 873 | MODULE_DEVICE_TABLE(pci, cx8802_pci_tbl); |
| 874 | |
| 875 | static struct pci_driver cx8802_pci_driver = { |
| 876 | .name = "cx88-mpeg driver manager", |
| 877 | .id_table = cx8802_pci_tbl, |
| 878 | .probe = cx8802_probe, |
| 879 | .remove = __devexit_p(cx8802_remove), |
| 880 | }; |
| 881 | |
Peter Huewe | 31d0f84 | 2009-07-17 01:00:01 +0200 | [diff] [blame] | 882 | static int __init cx8802_init(void) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 883 | { |
Trent Piepho | 5772f81 | 2007-08-15 14:41:59 -0300 | [diff] [blame] | 884 | printk(KERN_INFO "cx88/2: cx2388x MPEG-TS Driver Manager version %d.%d.%d loaded\n", |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 885 | (CX88_VERSION_CODE >> 16) & 0xff, |
| 886 | (CX88_VERSION_CODE >> 8) & 0xff, |
| 887 | CX88_VERSION_CODE & 0xff); |
| 888 | #ifdef SNAPSHOT |
| 889 | printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n", |
| 890 | SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); |
| 891 | #endif |
| 892 | return pci_register_driver(&cx8802_pci_driver); |
| 893 | } |
| 894 | |
Peter Huewe | 31d0f84 | 2009-07-17 01:00:01 +0200 | [diff] [blame] | 895 | static void __exit cx8802_fini(void) |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 896 | { |
| 897 | pci_unregister_driver(&cx8802_pci_driver); |
| 898 | } |
| 899 | |
| 900 | module_init(cx8802_init); |
| 901 | module_exit(cx8802_fini); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 902 | EXPORT_SYMBOL(cx8802_buf_prepare); |
| 903 | EXPORT_SYMBOL(cx8802_buf_queue); |
| 904 | EXPORT_SYMBOL(cx8802_cancel_buffers); |
| 905 | |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 906 | EXPORT_SYMBOL(cx8802_register_driver); |
| 907 | EXPORT_SYMBOL(cx8802_unregister_driver); |
Steven Toth | 6c5be74 | 2006-12-02 21:15:51 -0200 | [diff] [blame] | 908 | EXPORT_SYMBOL(cx8802_get_driver); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 909 | /* ----------------------------------------------------------- */ |
| 910 | /* |
| 911 | * Local variables: |
| 912 | * c-basic-offset: 8 |
| 913 | * End: |
Mauro Carvalho Chehab | b45009b | 2005-06-23 22:05:03 -0700 | [diff] [blame] | 914 | * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 915 | */ |